Of course not, but I’ve found that seeing the protocols in action and looking at real headers can be very helpful in making them click. Understanding DHCP or ARP or mDNS or BGP or whatever is much easier by inspecting a pcap than it is by reading RFCs
Still doesn’t help with things like understanding routing and subnet masks and frame sizes and jfc how does any of this work
Of course not, but I’ve found that seeing the protocols in action and looking at real headers can be very helpful in making them click. Understanding DHCP or ARP or mDNS or BGP or whatever is much easier by inspecting a pcap than it is by reading RFCs
Yeah, for this, I started with this and this. With that said, it’s still mostly arcane witchcraft. 🤣